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2000033020 = 225100001651
BaseRepresentation
bin111011100110110…
…0001010011111100
312011101102012112001
41313031201103330
513044002024040
6530243352044
7100364000026
oct16715412374
95141365461
102000033020
11936a6a457
12479982624
1325b4893bb
1414d8a7016
15ba8bc59a
hex773614fc

2000033020 has 12 divisors (see below), whose sum is σ = 4200069384. Its totient is φ = 800013200.

The previous prime is 2000032973. The next prime is 2000033029. The reversal of 2000033020 is 203300002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2000032988 and 2000033006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000033029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50000806 + ... + 50000845.

It is an arithmetic number, because the mean of its divisors is an integer number (350005782).

Almost surely, 22000033020 is an apocalyptic number.

2000033020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000033020 is an abundant number, since it is smaller than the sum of its proper divisors (2200036364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000033020 is a wasteful number, since it uses less digits than its factorization.

2000033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100001660 (or 100001658 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 2000033020 is about 44721.7287232951. The cubic root of 2000033020 is about 1259.9279836222.

Adding to 2000033020 its reverse (203300002), we get a palindrome (2203333022).

The spelling of 2000033020 in words is "two billion, thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 100001651 200003302 400006604 500008255 1000016510 2000033020